Author: ken
Date: Sat Dec  8 04:55:06 2012
New Revision: 244016
URL: http://svnweb.freebsd.org/changeset/base/244016

Log:
  Make sure we hold the SIM lock when calling xpt_free_path().
  
  Sponsored by: Spectra Logic Corporation
  MFC after:    1 week

Modified:
  head/sys/cam/ctl/scsi_ctl.c

Modified: head/sys/cam/ctl/scsi_ctl.c
==============================================================================
--- head/sys/cam/ctl/scsi_ctl.c Sat Dec  8 04:16:07 2012        (r244015)
+++ head/sys/cam/ctl/scsi_ctl.c Sat Dec  8 04:55:06 2012        (r244016)
@@ -1822,8 +1822,6 @@ ctlfe_onoffline(void *arg, int online)
 
        xpt_action(ccb);
 
-       CAM_SIM_UNLOCK(sim);
-
        if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
                printf("%s: SIM %s (path id %d) target %s failed with "
                       "status %#x\n",
@@ -1836,9 +1834,12 @@ ctlfe_onoffline(void *arg, int online)
                       (online != 0) ? "enable" : "disable");
        }
 
-       free(ccb, M_TEMP);
        xpt_free_path(path);
 
+       CAM_SIM_UNLOCK(sim);
+
+       free(ccb, M_TEMP);
+
        return;
 }
 
@@ -1920,10 +1921,10 @@ ctlfe_lun_enable(void *arg, struct ctl_i
                                  0,
                                  softc);
 
-       mtx_unlock(sim->mtx);
-
        xpt_free_path(path);
 
+       mtx_unlock(sim->mtx);
+
        return (0);
 }
 
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